title: Intacs for early pellucid marginal degeneration.
mesh_terms: D000328:Adult; D001672:Biocompatible Materials; D003317:Corneal Dystrophies, Hereditary / Q000150:complications / Q000601:surgery*; D003319:Corneal Stroma / Q000601:surgery*; D019781:Corneal Topography; D006801:Humans; D008297:Male; D019904:Polymethyl Methacrylate; D019736:Prostheses and Implants; D019919:Prosthesis Implantation / Q000379:methods*; D012029:Refraction, Ocular; D012030:Refractive Errors / Q000209:etiology; D054140:Refractive Surgical Procedures; D014792:Visual Acuity
chemical_list: D001672:Biocompatible Materials; D019904:Polymethyl Methacrylate